JPS5747580B2 - - Google Patents
Info
- Publication number
- JPS5747580B2 JPS5747580B2 JP50048060A JP4806075A JPS5747580B2 JP S5747580 B2 JPS5747580 B2 JP S5747580B2 JP 50048060 A JP50048060 A JP 50048060A JP 4806075 A JP4806075 A JP 4806075A JP S5747580 B2 JPS5747580 B2 JP S5747580B2
- Authority
- JP
- Japan
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Monitoring And Testing Of Transmission In General (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
- Optical Communication System (AREA)
- Dc Digital Transmission (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP50048060A JPS51123002A (en) | 1975-04-18 | 1975-04-18 | Optical communications system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP50048060A JPS51123002A (en) | 1975-04-18 | 1975-04-18 | Optical communications system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS51123002A JPS51123002A (en) | 1976-10-27 |
| JPS5747580B2 true JPS5747580B2 (cs) | 1982-10-09 |
Family
ID=12792790
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP50048060A Granted JPS51123002A (en) | 1975-04-18 | 1975-04-18 | Optical communications system |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS51123002A (cs) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS53142101A (en) * | 1977-05-18 | 1978-12-11 | Oki Electric Ind Co Ltd | Repeater monitor circuit |
| JPS5775040A (en) * | 1980-10-28 | 1982-05-11 | Fujitsu Ltd | Supervisory system for optical communication loop network |
| FR2527028B1 (fr) * | 1982-05-14 | 1986-01-17 | Lignes Telegraph Telephon | Procede de controle du fonctionnement d'un recepteur dans un systeme de transmission, dispositif pour la mise en oeuvre de ce procede et utilisation d'un tel procede |
| JPS6084034A (ja) * | 1983-06-02 | 1985-05-13 | Nec Corp | 光ａｇｃ方式 |
| JPH01254031A (ja) * | 1988-04-04 | 1989-10-11 | Sharp Corp | 信号伝送装置 |
-
1975
- 1975-04-18 JP JP50048060A patent/JPS51123002A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS51123002A (en) | 1976-10-27 |